Product Overview
Button Functions
| No. | Button | Function |
| ① | ON / OFF (Headphones) | Slide the switch to turn the headphones on or off. |
| ② | + / – (Volume) |
- Press or hold to adjust the volume. - Press and hold + and - together for 8 seconds to reset the headphones. |
| ③ | ▶⏸ (Multi-function) | - Press and hold for 5 seconds to enter pairing mode. - Press once to reconnect to the last paired Bluetooth device. - When using without the transmitter: press once to play/pause. - Press and hold ▶⏸ and + together to switch between Clear Voice and Balanced sound modes. |
| ④ | OFF / ON (Transmitter) | Slide the switch to turn the transmitter on or off. |
| ⑤ | 🔄 (Transmitter) | - Press and hold for 5 seconds to enter pairing mode. - Press and hold for 5 seconds, then double-click to reset. - Double-click to lock the headphones to the transmitter. |
LED Indicators
| No. | Indicator | Meaning |
| A | Flashing blue | Power on |
| Solid blue | Connected | |
| Flashing red & blue | Pairing mode | |
| Flashing red | Low battery | |
| Solid red | Charging | |
| Off | Fully charged or power off | |
| B | Flashing blue | Power on |
| Solid blue | Connected | |
| Flashing red & blue | Pairing mode | |
| Solid red | Charging | |
| Off | Fully charged |
⚠️Important Notes:
• Please avoid using a TV or computer USB port, or a power bank for charging, as they may not provide sufficient power.
• When using your Avantree transmitter with a TV in Optical or HDMI ARC mode, it is essential to set your TV’s Digital Output Audio Format to PCM (Pulse-Code Modulation) to avoid audio issues. Find out more here.
• No sound from your headphones after setup? Troubleshooting guide here.
• Want to hear audio from multiple devices—like a soundbar, TV speakers, and headphones—at the same time? Check out this guide.
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